/*
    操作符演示
*/
#include <stdio.h>
int main () {
    int num = 0;
    char ch = 0;
    num = (2 + 3, 7 + 4);
    printf("num是%d\n",num);
    printf("(ch = 300)是%d\n",(ch = 300));
    num = ch = 200;
    printf("num是%d,ch是%d\n", num , ch);
    num = 10;
    num *= 2 + 3;
    printf("num是%d\n",num);
    return 0;
}
